*{
    padding:0;
    margin: 0;
    list-style: none;
    text-decoration: none;
    box-sizing: border-box;
}

h1{
    font-size: 25px;
    color: #666;
    font-family: "楷体";
    text-align: center;
    line-height: 80px;
}
h1 span{
    font-size: 30px;
    font-style: italic;
    color: red;
}